worksheet practice 10-7
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Mrs. Rivas International Studies Charter School. Worksheet Practice 10-7. Find the area of each triangle. Round your answers to the nearest tenth. 1). Mrs. Rivas International Studies Charter School. Worksheet Practice 10-7. - PowerPoint PPT PresentationTRANSCRIPT
HomeworkWorksheet Practice 10-7Mrs. Rivas International Studies Charter SchoolFind the area of each triangle. Round your answers to the nearest
tenth.1)
HomeworkWorksheet Practice 10-7Mrs. Rivas International Studies Charter SchoolFind the area of each triangle. Round your answers to the nearest
tenth.2)
HomeworkWorksheet Practice 10-7Mrs. Rivas International Studies Charter SchoolFind the perimeter and area of each regular polygon to the nearest
tenth.3)
HomeworkWorksheet Practice 10-7Mrs. Rivas International Studies Charter SchoolFind the perimeter and area of each regular polygon to the nearest
tenth.4)
HomeworkWorksheet Practice 10-7Mrs. Rivas International Studies Charter SchoolFind the perimeter and area of each regular polygon to the nearest
tenth.5)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
10a – 4 + 8a + 6 + 6a – 2 = 36010a – 4 + 8a + 6 + 6a – 2 = 36024a = 360a =
6)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
L of Arc = mArcº C360º
mArcº = 20º
r = 9 in.
L of Arc = mArcº 2r360ºL of Arc = 20º 2(9)360º
7)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
L of Arc = mArcº C360º
mArcº = 120º
d = 15 ft
L of Arc = mArcº d360ºL of Arc = 120º (15)360º
8)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
L of Arc = mArcº C360º
mArcº = 180º
d = 22 m
L of Arc = mArcº d360ºL of Arc = 180º (22)360º
9)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
Monster truck Motorcycle
C = dC = (66)
C = 207.24
C = dC = (25)
C = 78.5
207.24 – 78.5 =
10)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A = r²C = (8)(8)
C =
11)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A = r²C = (0.1)(0.1)C = 0.01
12)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A of Sec.= mArcº r²360º
mArcº = 45º
r = 10 in.
A of Sec.= 45º (10)(10)360º
13)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A of Sec.= mArcº r²360º
mArcº = 300º
r = 6 ft
A of Sec.=300º (6)(6)360º
14)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A of Sec.= mArcº r²360º
mArcº = 300º
r = 12 m
A of Sec.=300º (12)(12) 360º
15)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A Sec.= mArcº r²360º
mArcº = 120º
r = 2 m
A Sec.= 120º (2)(2) 360
ºA Sec.= 4.1866
b =
h =
A of = 1bh2
120º60º30ºs
s3
2s= 2
1
2¯
A of = 1.7320
4.1866 – 1.7320 = 2.4546
3
A of = 1(2¯)(1)2
3
16)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A Sec.= mArcº r²360º
mArcº = 60º
r = 8 in.
A Sec.= 60º (8)(8)360º
A Sec.= 33.4933
b =
h =
A of = 1bh2
8
A of = 27.7128
33.4933 – 27.7128 = 5.7805
4 3̄
A of = 1(8)(4¯)2
3
17)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A Sec.= mArcº r²360º
mArcº = 90º
r = 10 cm
A Sec.= 90º (10)(10)360º
A Sec.= 78.5
b =
h =
A of = 1bh2
10
A of = 50
78.5 – 50 = 28.5
10
A of = 1(10)(10) 2
18)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A Sec.= mArcº r²360º
mArcº = 270º
r = 12 cm
A Sec.= 270º (12)(12)360º
A Sec.= 108
b =
h =
A of = 1bh2
12
A of = 72
12
A of = 1(12)(12) 2
19)
HomeworkWorksheet Practice 10-7 and 12-3Mrs. Rivas Ida S. Baker H.S.
A = bh - A = r²
A = (6)(6) - A = (3)(3)
20)